Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SERIZAWA Shunji and KATAYAMA Nobuya and MATSUNAGA Akihiro and MUTOH Shoji and KOYAMA Hiroshi,Effect of Ammonia Treatment of Low Quality Roughage on Eating and Ruminating Behavior of Dairy Cattle,Japanese Journal of Grassland Science,0447-5933,Japanese Society of Grassland Science,1991,36,4,384-389,https://cir.nii.ac.jp/crid/1390282680731064704,https://doi.org/10.14941/grass.36.384